Messages in this thread | | | Subject | Re: [PATCH] virtio_net: enable tx after resuming from suspend | From | Jason Wang <> | Date | Thu, 11 Oct 2018 17:44:01 +0800 |
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On 2018年10月11日 15:51, Ake Koomsin wrote: > commit 713a98d90c5e ("virtio-net: serialize tx routine during reset") > disabled the virtio tx before going to suspend to avoid a use after free. > However, after resuming, it causes the virtio_net device to lose its > network connectivity. > > To solve the issue, we need to enable tx after resuming. > > Fixes commit 713a98d90c5e ("virtio-net: serialize tx routine during reset") > Signed-off-by: Ake Koomsin <ake@igel.co.jp> > --- > drivers/net/virtio_net.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c > index dab504ec5e50..3453d80f5f81 100644 > --- a/drivers/net/virtio_net.c > +++ b/drivers/net/virtio_net.c > @@ -2256,6 +2256,7 @@ static int virtnet_restore_up(struct virtio_device *vdev) > } > > netif_device_attach(vi->dev); > + netif_start_queue(vi->dev);
I believe this is duplicated with netif_tx_wake_all_queues() in netif_device_attach() above?
Thanks
> return err; > } >
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